CN116526202A

CN116526202A - Ceiling type base station

Info

Publication number: CN116526202A
Application number: CN202210081130.7A
Authority: CN
Inventors: 姜留军; 袁伯朵
Original assignee: Hongfujin Precision Electronics Zhengzhou Co Ltd; Zhengzhou Wanmayun Electronic Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Electronics Zhengzhou Co Ltd; Zhengzhou Wanmayun Electronic Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2023-08-01
Also published as: US20230240032A1; TW202332314A

Abstract

The application provides a ceiling type base station, the ceiling type base station comprises a shell and a shielding assembly, wherein the shell comprises a first shell and a second shell which is connected with the first shell in a matched mode, the first shell comprises a first part, a second part and a third part which is connected between the first part and the second part, a stepped structure is formed between the first part and the second part, a containing groove is formed between the second part and the third part, and a plurality of wiring holes are formed in the third part; the shielding assembly is accommodated in the accommodating groove and is connected with the second part or the third part, the shielding assembly, the second part and the third part enclose into a shielding cavity with an opening, and the shielding cavity is used for accommodating and inserting an external wiring of the wiring hole. The ceiling type base station can store redundant external wires, reduces the exposure of the external wires, and reduces dust accumulated on the external wires.

Description

Ceiling type base station

Technical Field

The application relates to the technical field of base stations, in particular to a ceiling type base station.

Background

A base station is an interface device for a mobile device to access the internet and is also a form of wireless station. The base station is a radio transceiver station for transmitting information to and from a mobile phone terminal through a mobile communication switching center in a predetermined radio coverage. The ceiling type base station is mainly used for indoor signal coverage.

Most of the existing ceiling-mounted base stations are fixed on a ceiling, and cables such as a power line and a network cable are connected to the ceiling-mounted base stations and are electrically connected with cables in wire outlet holes in the ceiling so as to realize the operation of the ceiling-mounted base stations. However, the cable with the allowance is generally exposed outside and cannot be completely hidden, so that the exposed cable has the disadvantages of attractive appearance, easy dust falling on the surface and damage (such as rat bite) of the cable.

Disclosure of Invention

In view of the above, the present application provides a ceiling-mounted base station for solving the above problems.

The application provides a ceiling type base station, which comprises a shell and a shielding assembly, wherein the shell comprises a first shell and a second shell which is connected with the first shell in a matched manner, the first shell comprises a first part, a second part and a third part which is connected between the first part and the second part, a stepped structure is formed between the first part and the second part, a containing groove is formed between the second part and the third part, and a plurality of wiring holes are formed in the third part; and

the shielding assembly is accommodated in the accommodating groove and is connected with the second part or the third part, the shielding assembly, the second part and the third part enclose into a shielding cavity with an opening, and the shielding cavity is used for accommodating and inserting an external wiring of the wiring hole.

In some embodiments, the shielding assembly comprises a shielding plate, two first plates and first magnetic blocks, wherein the two first plates are respectively connected to two ends of the shielding plate, at least one of the two first plates is provided with the first magnetic blocks, the third part is provided with a second magnetic block, and attractive force is generated between the first magnetic blocks and the second magnetic blocks so that the shielding assembly is connected with the third part.

In some embodiments, the shielding plate includes an inner surface facing the third portion, the shielding assembly further includes two second plates, each second plate is connected to the corresponding first plate and the inner surface, the first plate, the second plate and the inner surface enclose to form a housing cavity, first openings are respectively formed in the two first plates, and the first magnetic blocks are accommodated in the housing cavity and are exposed out of the first openings.

In some embodiments, a buckle is further provided at the bottom of the inner surface, and the second portion is provided with a slot for accommodating the buckle.

In some embodiments, the shielding plate further has a first surface connected to the inner surface and a second surface corresponding to the first surface, the first surface and the third portion enclose to form the opening, the second surface is disposed toward the second portion, a connection between the second surface and the inner surface and the third portion enclose to form a port, and a size of the opening is smaller than a size of the port.

In some embodiments, the accommodating cavity has a mounting opening facing the second portion, the shielding assembly further includes a mounting member, the mounting member includes a fixing plate and a supporting plate, the supporting plate is disposed on a surface of the fixing plate, the supporting plate is used for extending into the accommodating cavity and supporting the first magnetic block in the first opening, and the fixing plate is used for being assembled in the mounting opening to mount the mounting member on the shielding plate.

In some embodiments, the first magnetic block includes a first block and a second block protruding from a surface of the first block, the first block being held between the first plate and the holding plate, the second block being received in the first aperture.

In some embodiments, a first adhesive layer is also disposed between the first block and the first plate.

In some embodiments, the ceiling-mounted base station further comprises a mounting base, the mounting base is used for being fixed on a ceiling, the mounting base comprises a base plate and a rotary buckle arranged on the base plate, a rotary groove corresponding to the rotary buckle is formed in the first portion of the first shell, and the rotary buckle is rotationally clamped in the rotary groove so as to fix the housing provided with the shielding assembly on the mounting base.

In this application, shell and shielding subassembly form and shelter from the chamber, and external line one end is pegged graft in the wiring hole, and the other end stretches out from the opening part and is connected with the wire hole electricity on the ceiling (or wall) to make the length have the external line of surplus to hide in shielding the intracavity, reduce the dust of accumulating in shielding intracavity external connection, also can reduce the risk that external connection was destroyed by external force.

Drawings

Fig. 1 is a schematic structural diagram of a ceiling-mounted base station according to an embodiment of the present application.

Fig. 2 is an exploded view of the ceiling-mounted base station of the embodiment shown in fig. 1.

Fig. 3 is a schematic view of the shielding assembly in an embodiment shown in fig. 1.

Fig. 4 is an exploded view of the shield assembly of the embodiment shown in fig. 3.

Fig. 5 is an exploded view of another view of the shield assembly of the embodiment of fig. 3.

FIG. 6 is a schematic cross-sectional view of the shielding assembly along VI-VI of the embodiment of FIG. 3.

Fig. 7 is a schematic cross-sectional view of the shielding assembly along VII-VII in one embodiment shown in fig. 1.

Fig. 8 is an exploded view of another view of the ceiling-mounted base station in one embodiment shown in fig. 1.

Fig. 9 is a schematic structural diagram of the ceiling-mounted base station including the mounting base shown in fig. 1.

Fig. 10 is a schematic structural diagram of a mounting base in a ceiling-mounted base station according to an embodiment shown in fig. 9.

Fig. 11 is an exploded view of a ceiling-mounted base station including a mounting base in one embodiment shown in fig. 9.

Fig. 12 is a schematic cross-sectional view of a ceiling-mounted base station along XII-XII in an embodiment shown in fig. 9.

Description of the main reference signs

Ceiling type base station 1000

Housing 100

First shell 10

First portion 11

Center hole 111

Rotating groove 112

Alignment plate 113

Alignment protrusion 114

Second portion 12

Clamping groove 121

Third portion 13

Second opening 131

Positioning groove 132

Wire hole 133

Accommodation groove 14

Second shell 20

Fastening plate 21

Limiting plate 30

Placement groove 31

Second magnetic block 32

Third block 321

Fourth block 322

First adhesive layer 41

Second adhesive layer 42

Shutter assembly 200

Baffle plate 210

Inner surface 213

First surface 214

Second surface 215

Clasp 216

Reinforcing rib 217

Occlusion chamber 220

Opening 221

Port 222

First magnetic block 230

First block 231

Second block 232

Fixing portion 240

First plate 241

First opening 2411

Positioning boss 2412

Second plate 242

Accommodating cavity 243

Mounting port 2431

Recess 2432

Nut post 244

Mounting member 250

Fixing plate 251

Mounting hole 2512

Holding plate 252

Fastener 253

Mounting base 300

Substrate 310

Positioning column 320

Rotary buckle 330

First arc plate 331

Second arc plate 332

Clamping plate 333

Bump 334

External connection 2000

The following detailed description will further illustrate the present application in conjunction with the above-described figures 1-12.

Detailed Description

The following description of the technical solutions in the embodiments of the present application will be made clearly and completely with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

In order to further describe the technical means and effects adopted to achieve the preset purpose of the present application, the following detailed description is made in connection with the accompanying drawings and embodiments.

Referring to fig. 1, an embodiment of the present application provides a ceiling-mounted base station 1000, where the ceiling-mounted base station 1000 includes a housing 100 and a shielding assembly 200. The housing 100 includes a first shell 10 and a second shell 20 cooperatively coupled to the first shell 10, and the shutter assembly 200 is disposed on the first shell 10 and encloses the first shell 10 to form a shutter cavity 220 having an opening 221. The first casing 10 is provided with a wiring hole 133, one end of an external wiring 2000 (such as a power line, a net wire or an antenna) inserted in the wiring hole 133 is accommodated in the shielding cavity 220, and the other end extends out of the opening 221. The external wire 2000 with the allowance can be hidden in the shielding cavity 220, thereby improving the aesthetic property, reducing dust accumulated on the external wire 2000 and reducing the risk of damaging the external wire 2000 (such as a mouse biting).

The general outline of the housing 100 may be circular, square, prismatic, etc., and is illustrated herein as circular, but is not so limited.

Referring to fig. 1 and 2, the first and second cases 10 and 20 have a generally circular outline. In some embodiments, the first and second cases 10 and 20 may be fixed by clamping, bolting, or gluing, etc.

Referring to fig. 1 and 2, the first case 10 includes a first portion 11, a second portion 12, and a third portion 13 connected between the first portion 11 and the second portion 12. The third portion 13 is vertically connected between the first portion 11 and the second portion 12, and a stepped structure is formed between the first portion 11 and the second portion 12, so that a receiving groove 14 is formed between the second portion 12 and the third portion 13, and the shielding assembly 200 is received in the receiving groove 14. In some embodiments, the profile of the structure formed by the first portion 11 and the second portion 12 is circular, and the edge of the second portion 12 away from the third portion 13 is arc-shaped. In some embodiments, the third portion 13 may also be connected obliquely between the first portion 11 and the second portion 12. In some embodiments, the first portion 11, the second portion 12, and the third portion 13 may each be provided as a plate-like structure. The plurality of wire connecting holes 133 are provided in the third portion 13, and the wire connecting holes 133 may be plugged with an external connection cable such as a net wire, a power wire, or an antenna.

Referring to fig. 2, 3 and 4, the shielding assembly 200 includes a shielding plate 210, two first magnetic blocks 230, two fixing portions 240 and two mounts 250. The shielding plate 210 has an inner surface 213 facing the third portion 13. Two fixing portions 240 are provided on the shielding plate 210. Each fixing portion 240 includes a first plate 241 and a second plate 242 connected to the first plate 241. The two first plates 241 are respectively connected to both ends of the shielding plate 210, and both the first plates 241 are in contact with the third portion 13. Each second plate 242 is connected between a corresponding first plate 241 and the inner surface 213. The first plate 241, the second plate 242 and the inner surface 213 of the shielding plate 210 define a receiving cavity 243 (see fig. 5).

Referring to fig. 4 and 5, each first plate 241 is provided with a first opening 2411 communicating with the corresponding receiving cavity 243. Each first magnetic block 230 is accommodated in the corresponding accommodating cavity 243 and is exposed out of the first opening 2411. In some embodiments, the first magnetic block 230 includes a first block 231 and a second block 232 protruding from a surface of the first block 231, the second block 232 being configured to be received in the first opening 2411, the second block 232 having a shape corresponding to the shape of the first opening 2411. The first block 231 is adapted to rest on the first plate 241. In some embodiments, the first magnetic block 230 may be a magnet or other magnetic material.

Referring to fig. 4, 5 and 6, in some embodiments, the receiving cavity 243 has a mounting opening 2431, and the mounting opening 2431 faces the second portion 12 (see fig. 7). The mounting member 250 is disposed on the shield 210. The mounting member 250 includes a fixing plate 251 and an abutment plate 252, and the abutment plate 252 is fixed to a surface of the fixing plate 251. In some embodiments, the supporting plate 252 is vertically disposed on the fixing plate 251. The holding plate 252 is accommodated in the accommodating cavity 243, and the first block 231 is held between the first plate 241 and the holding plate 252, so that the first magnetic block 230 is fixed in the accommodating cavity 243. The fixing plate 251 is configured to be fitted into the mounting opening 2431 to mount the mounting member 250 on the shielding plate 210, the bottom of the first block 231 is also abutted against the fixing plate 251, and the fixing plate 251 provides a supporting force for the first block 231.

In some embodiments, a first adhesive layer 41 is further provided between the first block 231 and the first plate 241 and the second plate 242 to firmly mount the first magnetic block 230 on the corresponding first plate 241 and the corresponding second plate 242.

Referring to fig. 5 and 6, in some embodiments, the shielding plate 210 is provided with a nut post 244 in the receiving cavity 243, the nut post 244 is disposed along the direction from the first portion 11 to the second portion 12, and an outer wall of the nut post 244 may be fixed to the shielding plate 210, the first plate 241, or the second plate 242. The mounting member 250 further includes a fastening member 253, and the fixing plate 251 is further provided with an assembly hole 2512 for the fastening member 253 to pass through. A fastener 253 (e.g., a screw) is threaded into the nut post 244 through the mounting hole 2512 of the fixing plate 251, thereby fixing the mounting member 250 to the shielding plate 210.

In some embodiments, the first plate 241, the second plate 242, and the shielding plate 210 are provided with recesses 2432 at positions corresponding to the fixing plate 251, so that the fixing plate 251 is precisely fitted at the mounting port 2431, facilitating alignment of the fitting holes 2512 of the fixing plate 251 with the nut posts 244.

When the ceiling base station 1000 is installed, the external connection wires 2000 are inserted into the connection holes 133, and then electrically connected with the wire outlet holes on the ceiling (not shown), the external connection wires 2000 with the allowance are bent between the third portion 13 and the shielding plate 210, and finally the first magnetic blocks 230 mounted on the shielding plate 210 are aligned with the second magnetic blocks 32, so that the two ends of the shielding plate 210 are tightly attached to the surface of the third portion 13, thereby installing the shielding assembly 200 on the first housing 10, and hiding the external connection wires 2000 in the shielding cavity 220. If subsequent maintenance or disassembly is required, external force can be directly applied to separate the first magnetic block 230 from the second magnetic block 32, so that the method is convenient and quick. Meanwhile, the design structure does not need to use a bolt connection structure or use tools for installation, and the assembly line hiding structure is more convenient and universal for the ceiling base station 1000 fixed on a ceiling or other high places.

Referring to fig. 2, 4 and 12, in some embodiments, to improve the stability of the assembly of the shielding assembly 200 on the housing 100, the bottom of the inner surface 213 of the shielding plate 210 is further provided with a catch 216, and the second portion 12 is provided with a slot 121 on the edge facing the surface of the third portion 13, and the opening faces away from the third portion 13. The buckle 216 is accommodated in the clamping groove 121, and the buckle 216 also has a guiding function in the application, so that the shielding plate 210 can be pre-installed on the first shell 10 during installation. In some embodiments, the buckle 216 is disposed in the middle of the shielding plate 210 and along the direction from one end to the other end of the shielding plate 210, so as to form a stable triangle-like structure at the connection between the two first magnetic blocks 230 and the second magnetic blocks 32 and the connection between the buckle 216 and the clamping groove 121, so as to improve the stability of the assembly between the shielding assembly 200 and the first shell 10, and also reduce the possibility that the external connection line 2000 pushes the shielding assembly 200 away from the first shell 10.

Referring to fig. 4, 5 and 7, in some embodiments, the shield 210 further has a first surface 214 connected to the inner surface 213 and a second surface 215 corresponding to the first surface 214, the second surface 215 contacting the second portion 12, the junction of the first surface 214 with the third portion 13 and the first portion 11 forming an opening 221. When the shielding plate 210 and the third portion 13 are orthographically projected onto the second portion 12, the first surface 214 is located between the second surface 215 and the third portion 13, that is, the size of the opening 221 is smaller than the size of the area where the connection between the second surface 215 and the inner surface 213 and the third portion 13 enclose to form the port 222, so that the shielding plate 210 can block more external dust and reduce dust accumulated on the external connection line 2000.

When the assembly method is applied, the connection and the separation of the first magnetic block 230 and the second magnetic block 32 can be realized in a mode similar to the drawing of the shielding plate 210, the external connection line 2000 can be stored and shielded in the ceiling type base station 1000, the assembly method is simple, the shielding is not required to be installed through screws, the installation is quick, and the efficiency of installing the ceiling type base station 1000 is further improved.

Referring to fig. 4, in some embodiments, to increase the space of the shielding cavity 220 for accommodating the external connection line 2000, the inner surface 213 may be configured as a concave arc surface. The inner surface 213 is further provided with reinforcing ribs 217, and the reinforcing ribs 217 may be formed on the inner surface 213 in the form of a mesh or a rib to enhance the structural strength of the shielding plate 210.

Referring to fig. 12, in some embodiments, in order to further increase the space of the shielding cavity 220 for accommodating the external connection line 2000, a portion of the second portion 12 is concave toward a direction away from the first portion 11.

Referring to fig. 2 and 3, in some embodiments, the first plate 241 is further provided with a positioning protrusion 2412 at one side of the first opening 2411, and the third portion 13 is provided with a positioning groove 132 corresponding to the positioning protrusion 2412, so as to improve the alignment accuracy of the first magnetic block 230 and the second magnetic block 32, where the positioning protrusion 2412 may be substantially cross-shaped, but not limited thereto, and other protrusions capable of being accommodated in the positioning groove 132 have the same effect.

Referring to fig. 7 and 8, in some embodiments, a limiting plate 30 is disposed on a side of the third portion 13 facing away from the shielding plate 210, the limiting plate 30 and the third portion 13 enclose to form a placement groove 31 with an opening facing the second housing 20, and the second magnetic block 32 is accommodated in the placement groove 31. The third portion 13 is provided with a second opening 131 at a position corresponding to the second magnetic block 32, and the position of the second opening 131 corresponds to the position of the first opening 2411. The second magnetic block 32 includes a third block 321 and a fourth block 322 protruding from a surface of the third block 321, the fourth block 322 is received in the second opening 131, and the third block 321 abuts against the third portion 13. A second adhesive layer 42 is also provided on the surface of the third block 321 facing the third portion 13 to fix the second magnetic block 32 to the third portion 13. The second case 20 is provided with a fastening plate 21 on a surface facing the first case 10, the fastening plate 21 extending into the placement groove 31 and abutting against the third block 321 so that the third block 321 abuts between the third portion 13 and the fastening plate 21, thereby more firmly mounting the second magnetic block 32 on the third portion 13.

Referring to fig. 9, in some embodiments, the ceiling-mounted base station 1000 further includes a mounting block 300, where the mounting block 300 is configured to be secured to a ceiling, e.g., the mounting block 300 may be bolted to the ceiling. The housing 100 is detachably connected to the mount 300.

Referring to fig. 10 and 11, the mounting base 300 includes a base plate 310, a positioning post 320 disposed on the base plate 310, and two rotating buckles 330 disposed facing the first case 10, and the first portion 11 of the first case 10 corresponds to the rotating groove 112 having a central hole 111 for mounting the positioning post 320 and two corresponding rotating buckles 330. The distance from the positioning post 320 to the rotating buckle 330 is a radius, and the rotating buckle 330 rotates in the rotating groove 112 to detachably fix the housing 100 on the mounting seat 300.

Referring to fig. 10 and 11, the rotary buckle 330 includes a first arc plate 331, a second arc plate 332, and a clamping plate 333, and the first arc plate 331 and the second arc plate 332 each have the same center as the positioning column 320. One end of the first arc plate 331 is fixed on the substrate 310, and the second arc plate 332 is correspondingly connected to the other end of the first arc plate 331, wherein the second arc plate 332 is substantially parallel to the substrate 310. Along the rotation direction of the housing 100, one end of the positioning plate 333 is fixed to the base plate 310, and the other end is connected to the second arc plate 332. An open structure is formed between the base plate 310, the second arc plate 332 and the supporting plate 252 on the side of the rotating buckle 330 away from the positioning post 320. The first portion 11 is further connected with an alignment plate 113 on a side wall of the rotating groove 112, the alignment plate 113 and the rotating groove 112 are arc-shaped, and centers of the alignment plate 113 and the rotating groove 112 are the center hole 111.

Referring to fig. 10, 11 and 12, when the housing 100 with the shielding plate 210 is required to be mounted on the mounting base 300, the positioning column 320 is aligned to the central hole 111, meanwhile, the two rotating buckles 330 are accommodated in the rotating grooves 112, the housing 100 is rotated, the second arc plate 332 is rotated to be below the alignment plate 113 and is abutted on the alignment plate 113, the first arc plate 331 is located between the alignment plate 113 and the side wall of the rotating grooves 112, and the clamping plate 333 abuts on one end of the alignment plate 113, which indicates that the second arc plate 332 is mounted in place. When the housing 100 needs to be detached from the mounting base 300, the housing 100 is rotated in the opposite direction, the second arc plate 332 is away from the alignment plate 113, so that the rotation buckle 330 is disengaged from the rotation groove 112, and the housing 100 is moved out in the direction of the central hole 111 away from the positioning post 320. In this application, through the cooperation connection of the rotary buckle 330 and the rotary groove 112, the detachable connection of the mounting seat 300 and the housing 100 is realized, so that the ceiling type base station 1000 can be mounted on a ceiling or other high places conveniently and quickly by manpower.

In some embodiments, in order to improve the structural stability of the connection between the mounting base 300 and the housing 100, the surface of the second arc plate 332 facing the alignment plate 113 is provided with a bump 334, and the alignment plate 113 is provided with an alignment protrusion 114 at a position corresponding to the bump 334. When the alignment plate 113 rotates above the second arc plate 332, along the rotation direction of the housing 100, the alignment protrusion 114 is protruded through the clamping position and abuts against the protrusion 334, so that separation of the alignment plate 113 from the second arc plate 332 is further avoided under the condition that the housing 100 and the mounting seat 300 are not required to be detached, the housing 100 is separated from the mounting seat 300, and the risk of falling off of the housing 100 is reduced due to the arrangement of the structure.

In this application, the housing 100 and the shielding assembly 200 form a shielding cavity 220, one end of the external connection wire 2000 is inserted into the wiring hole 133, and the other end extends out from the opening 221 to be electrically connected with the wire outlet hole on the ceiling (or wall), so that the external connection wire 2000 with the allowance length is hidden in the shielding cavity 220, dust accumulated in the wiring 2000 inside and outside the shielding cavity 220 is reduced, and the risk that the external connection wire 2000 is damaged by external force can be reduced.

Finally, it should be noted that the above embodiments are merely for illustrating the technical solutions of the present application and not for limiting, and although the present application has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A ceiling-mounted base station, the ceiling-mounted base station comprising:

the shell comprises a first shell and a second shell which is connected with the first shell in a matching way, the first shell comprises a first part, a second part and a third part which is connected between the first part and the second part, a stepped structure is formed between the first part and the second part, a containing groove is formed between the second part and the third part, and a plurality of wiring holes are formed in the third part; and

the shielding assembly is contained in the containing groove and is connected with the second part or the third part, the shielding assembly, the second part and the third part are enclosed to form a shielding cavity with an opening, and the shielding cavity is used for containing and inserting the external wiring of the wiring hole.

2. The ceiling base station of claim 1 wherein the shielding assembly comprises a shielding plate, two first plates and first magnetic blocks, wherein the two first plates are respectively connected to two ends of the shielding plate, at least one of the two first plates is provided with the first magnetic blocks, the third portion is provided with the second magnetic blocks, and attractive force is generated between the first magnetic blocks and the second magnetic blocks so that the shielding assembly is connected with the third portion.

3. The ceiling base station according to claim 2, wherein the shielding plate comprises an inner surface facing the third portion, the shielding assembly further comprises two second plates, each second plate is connected to the corresponding first plate and the inner surface, the first plate, the second plate and the inner surface enclose a housing cavity, first openings are respectively formed in the two first plates, and the first magnetic blocks are housed in the housing cavity and are exposed out of the first openings.

4. A ceiling base station according to claim 3 wherein the bottom of the inner surface is further provided with a catch and the second portion is provided with a slot for receiving the catch.

5. A ceiling base station according to claim 3 wherein said shield further has a first surface connected to said inner surface and a second surface corresponding to said first surface, said first surface circumscribing said third portion to form said opening, said second surface disposed toward said second portion, a junction of said second surface and said inner surface circumscribing said third portion to form a port, said opening being smaller in size than said port.

6. A ceiling base station according to claim 3 wherein the receiving cavity has a mounting opening facing the second portion, the shielding assembly further comprising a mounting member, the mounting member comprising a fixed plate and a retaining plate, the retaining plate being disposed on a surface of the fixed plate, the retaining plate being adapted to extend into the receiving cavity and retain the first magnet within the first aperture, the fixed plate being adapted to fit within the mounting opening to mount the mounting member to the shielding plate.

7. The ceiling base station of claim 6 wherein said first magnetic block comprises a first block and a second block projecting from a surface of said first block, said first block being held between said first plate and said holding plate, said second block being received in said first opening.

8. The ceiling base station of claim 7 wherein a first adhesive layer is further disposed between said first block and said first plate.

9. The ceiling base station according to claim 3, wherein the first plate is further provided with a positioning protrusion, and the third portion is correspondingly provided with a positioning groove for accommodating the positioning protrusion.

10. The ceiling base station of claim 1 further comprising a mounting base for securing to a ceiling, the mounting base comprising a base plate and a rotating clasp disposed on the base plate, the first portion of the first housing having a rotating recess corresponding to the rotating clasp, the rotating clasp rotatably snap-fitted into the rotating recess to secure the housing with the shielding assembly to the mounting base.